Day 8: CDS Maths
5 questions. Try each one first, then open its answer.
Question 1
Mensuration 3D. This type asked 5 times: CDS 1 2019, CDS 1 2021, CDS 2 2023, CDS 1 2024, CDS 2 2026. This one: CDS 2 2026 See all 5 of this type
56A well is dug with a diameter of 3.5 m and 16 m depth. The earth soil so excavated is spread in the form of a right circular cone of radius 7 m. What is the height of the cone ?Tap an option to check your answer.
Question 2
Quadratic Equations. This type asked 5 times: CDS 2 2017, CDS 1 2021, CDS 1 2023, CDS 2 2024, CDS 2 2026. This one: CDS 2 2026 See all 5 of this type
13If 5 is a root of the equation and the quadratic equation has equal roots, then what is the value of k ?Tap an option to check your answer.
Question 3
Quadrilaterals. This type asked 5 times: CDS 2 2017, CDS 1 2019, CDS 2 2022, CDS 2 2025, CDS 2 2026. This one: CDS 2 2026 See all 5 of this type
61A Question is given followed by two Statements I and II. Consider the Question and the Statements and mark the correct option. Question : ABCD is a rhombus of side 10 cm. What is the sum of the squares of the diagonals of the rhombus ? Statement I : AC : BD = 3 : 4. Statement II : AC = 6 cm. Which one of the following is correct in respect of the above Question and Statements ?Tap an option to check your answer.
Question 4
Statistics. This type asked 5 times: CDS 1 2017, CDS 2 2019, CDS 2 2022, CDS 2 2023, CDS 2 2026. This one: CDS 2 2026 See all 5 of this type
99Consider the following incomplete frequency distribution with a total frequency of 100 :If the mean of the frequency distribution is 25, then what are the missing frequencies ?Class Frequency 0 - 10 10 10 - 20 x 20 - 30 20 30 - 40 y Tap an option to check your answer.
Question 5
Time, Speed and Distance. This type asked 5 times: CDS 2 2016, CDS 2 2017, CDS 1 2018, CDS 1 2022, CDS 2 2026. This one: CDS 2 2026 See all 5 of this type
94A cyclist pedals from her house to her office at a speed of 3 kmph and back from the office to her house at 6 kmph. What is the average speed ?Tap an option to check your answer.